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The main points of safety inspection of gantry crane

by:Powerston     2021-03-30
The main points of safety inspection of construction hoist. Inspection of the main hoisting mechanism. Check the wear and crack of the running wheel, whether there is serious deformation, whether there is serious wear or no wheel rim, etc. Check the condition of the running track of the trolley, including track joints, wear, and damage. Check the lubricating oil condition of the traveling part of the reducer. Check the braking condition of the running part. Check the fixing condition of each component of the traveling part. Check the fixing condition of the rope end of the hoisting wire rope on the hoisting machine. Check the lubrication of the reducer of the hoisting machine, including the capacity and quality of the lubricating oil. Check whether the reducer of the hoisting machine is leaking oil and whether the reducer is damaged. Check the fixing condition of the reducer. Check whether the brake of the hoisting machine works normally. Check the brake clearance of the brake, the wear of the brake pads, and the wear of the brake wheels. Check the connection of the coupling, the tightening of the connecting bolts and the wear of the elastic connectors. Check the fastening and protection of the motor. For those with a hydraulic brake system, check whether the hydraulic pump station is working properly, whether there is oil leakage, and whether the brake pressure meets the requirements. Check the wear and protection of the pulley. Check the fixing condition of each part. The safety inspection points of the construction hoist. Inspection of the auxiliary hoisting mechanism. Check the connection between the running track of the electric hoist and the main beam and the wear of the track. Check the connection of the running track, including whether the connecting plate and connecting bolts are tight, and whether the connecting seam of the track meets the operating requirements. Check whether the wear of the running wheels of the electric hoist and the gap between the running wheels and the track web meet the safety requirements. Check the winding condition of the hoisting wire rope on the electric hoist. Check whether the wire rope arranging device of the electric hoist works normally or is damaged. Check the working condition of the brake of the electric hoist and the wear condition of the brake pads, whether the brake clearance and braking force meet the requirements. Check the fixing condition of the wire rope end on the electric hoist. Check the tightening of the connecting bolts at each connecting part. The safety inspection points of the gantry crane. Inspection of the hook and wire rope. Check the wear of the hook. Check the configuration and damage of the hook sealer. Check the operation, wear and tear of the hook pulley and whether there is a device to prevent the wire rope from hopping. Check the lubrication of moving parts. Check the use of the wire rope, whether there is any deformation, such as knotting, extrusion deformation, cuts, broken strands, corrosion, high temperature burning, thinning of the rope diameter, etc. Check the fixing condition of the rope end of the steel wire rope. The safety inspection points of the gantry crane. Inspection of the auxiliary structure. Check the fixing condition of the gantry crane up and down the stairs. Check the fixation of each platform. Check the fixing condition of stair handrails and platform handrails. Check the fixation of the operating room. The safety inspection points of gantry cranes. Inspection of safety devices. Inspection of safety devices for cart operation, including whether travel limit switches are installed and working normally, whether travel limit stops are installed and firm, and whether electric or hydraulic iron shoes are installed and working normally as required , Whether the rail clamp is installed and working normally as required. Check whether the correction device for cart running is installed and working normally. Check whether the windproof cable is installed. Check whether the ground anchor is installed correctly and works. Check whether the running buffer device of the cart is installed. Check whether the sound and light alarm device for cart operation is installed and whether it can work normally. Check whether the safety device of the lifting mechanism is fully equipped and working normally. Including trolley operation limit device, limit stop, lifting height limiter, lifting weight limiter. Check whether the configured monitoring system is working properly. Check whether the anemometer is working properly. The main points of the safety inspection of the construction hoist. Inspection of the electrical parts. Check whether the cables of various parts are damaged, hanging objects, and supporting connections are not firmly connected. Check whether each motor protective cover is complete and intact. Check whether the appearance of each motor is intact and undamaged, the junction box and cover should be intact, whether the wire terminal is fastened, and whether there is any damage or breakage of the wire. Check whether each limit switch is complete and in good condition. Check whether the lighting is in good condition. Check the protection of the control cabinet. Check the components and electrical circuits in the control cabinet. Check that the electrical components in the operating room are in good condition.
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